gecko/nsprpub/pr/tests/atomic.c
Michael Wu ff73a9422b Update NSPR to NSPR_4_9_1_BETA1 tag, a=ted
Includes bug 331299, 722125, 693329, 274013, 716564, 736962, 739469, 482002, 693329
2012-05-10 12:01:43 -07:00

184 lines
6.1 KiB
C

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "prio.h"
#include "prprf.h"
#include "pratom.h"
/*
* TODO: create a macro to generate the six lines of code that are repeated
* for every test. Also rewrite the statement
* result = result | ((EXPRESSION) ? 0 : 1);
* as
* result |= !(EXPRESSION);
*/
int main(int argc, char **argv)
{
PRInt32 rv, oldval, test, result = 0;
PRFileDesc *output = PR_GetSpecialFD(PR_StandardOutput);
/***********************/
/* Test the functions. */
/***********************/
oldval = test = -2;
rv = PR_AtomicIncrement(&test);
result = result | ((rv == -1) ? 0 : 1);
PR_fprintf(
output, "PR_AtomicIncrement(%d) == %d: %s\n",
oldval, rv, (rv == -1) ? "PASSED" : "FAILED");
oldval = test;
rv = PR_AtomicIncrement(&test);
result = result | ((rv == 0) ? 0 : 1);
PR_fprintf(
output, "PR_AtomicIncrement(%d) == %d: %s\n",
oldval, rv, (rv == 0) ? "PASSED" : "FAILED");
oldval = test;
rv = PR_AtomicIncrement(&test);
result = result | ((rv == 1) ? 0 : 1);
PR_fprintf(
output, "PR_AtomicIncrement(%d) == %d: %s\n",
oldval, rv, (rv == 1) ? "PASSED" : "FAILED");
oldval = test = -2;
rv = PR_AtomicAdd(&test,1);
result = result | ((rv == -1) ? 0 : 1);
PR_fprintf(
output, "PR_AtomicAdd(%d,%d) == %d: %s\n",
oldval, 1, rv, (rv == -1) ? "PASSED" : "FAILED");
oldval = test;
rv = PR_AtomicAdd(&test, 4);
result = result | ((rv == 3) ? 0 : 1);
PR_fprintf(
output, "PR_AtomicAdd(%d,%d) == %d: %s\n",
oldval, 4, rv, (rv == 3) ? "PASSED" : "FAILED");
oldval = test;
rv = PR_AtomicAdd(&test, -6);
result = result | ((rv == -3) ? 0 : 1);
PR_fprintf(
output, "PR_AtomicAdd(%d,%d) == %d: %s\n",
oldval, -6, rv, (rv == -3) ? "PASSED" : "FAILED");
oldval = test = 2;
rv = PR_AtomicDecrement(&test);
result = result | ((rv == 1) ? 0 : 1);
PR_fprintf(
output, "PR_AtomicDecrement(%d) == %d: %s\n",
oldval, rv, (rv == 1) ? "PASSED" : "FAILED");
oldval = test;
rv = PR_AtomicDecrement(&test);
result = result | ((rv == 0) ? 0 : 1);
PR_fprintf(
output, "PR_AtomicDecrement(%d) == %d: %s\n",
oldval, rv, (rv == 0) ? "PASSED" : "FAILED");
oldval = test;
rv = PR_AtomicDecrement(&test);
result = result | ((rv == -1) ? 0 : 1);
PR_fprintf(
output, "PR_AtomicDecrement(%d) == %d: %s\n",
oldval, rv, (rv == -1) ? "PASSED" : "FAILED");
/* set to a different value */
oldval = test = -2;
rv = PR_AtomicSet(&test, 2);
result = result | (((rv == -2) && (test == 2)) ? 0 : 1);
PR_fprintf(
output, "PR_AtomicSet(%d, %d) == %d: %s\n",
oldval, 2, rv, ((rv == -2) && (test == 2)) ? "PASSED" : "FAILED");
/* set to the same value */
oldval = test = -2;
rv = PR_AtomicSet(&test, -2);
result = result | (((rv == -2) && (test == -2)) ? 0 : 1);
PR_fprintf(
output, "PR_AtomicSet(%d, %d) == %d: %s\n",
oldval, -2, rv, ((rv == -2) && (test == -2)) ? "PASSED" : "FAILED");
/***********************/
/* Test the macros. */
/***********************/
oldval = test = -2;
rv = PR_ATOMIC_INCREMENT(&test);
result = result | ((rv == -1) ? 0 : 1);
PR_fprintf(
output, "PR_ATOMIC_INCREMENT(%d) == %d: %s\n",
oldval, rv, (rv == -1) ? "PASSED" : "FAILED");
oldval = test;
rv = PR_ATOMIC_INCREMENT(&test);
result = result | ((rv == 0) ? 0 : 1);
PR_fprintf(
output, "PR_ATOMIC_INCREMENT(%d) == %d: %s\n",
oldval, rv, (rv == 0) ? "PASSED" : "FAILED");
oldval = test;
rv = PR_ATOMIC_INCREMENT(&test);
result = result | ((rv == 1) ? 0 : 1);
PR_fprintf(
output, "PR_ATOMIC_INCREMENT(%d) == %d: %s\n",
oldval, rv, (rv == 1) ? "PASSED" : "FAILED");
oldval = test = -2;
rv = PR_ATOMIC_ADD(&test,1);
result = result | ((rv == -1) ? 0 : 1);
PR_fprintf(
output, "PR_ATOMIC_ADD(%d,%d) == %d: %s\n",
oldval, 1, rv, (rv == -1) ? "PASSED" : "FAILED");
oldval = test;
rv = PR_ATOMIC_ADD(&test, 4);
result = result | ((rv == 3) ? 0 : 1);
PR_fprintf(
output, "PR_ATOMIC_ADD(%d,%d) == %d: %s\n",
oldval, 4, rv, (rv == 3) ? "PASSED" : "FAILED");
oldval = test;
rv = PR_ATOMIC_ADD(&test, -6);
result = result | ((rv == -3) ? 0 : 1);
PR_fprintf(
output, "PR_ATOMIC_ADD(%d,%d) == %d: %s\n",
oldval, -6, rv, (rv == -3) ? "PASSED" : "FAILED");
oldval = test = 2;
rv = PR_ATOMIC_DECREMENT(&test);
result = result | ((rv == 1) ? 0 : 1);
PR_fprintf(
output, "PR_ATOMIC_DECREMENT(%d) == %d: %s\n",
oldval, rv, (rv == 1) ? "PASSED" : "FAILED");
oldval = test;
rv = PR_ATOMIC_DECREMENT(&test);
result = result | ((rv == 0) ? 0 : 1);
PR_fprintf(
output, "PR_ATOMIC_DECREMENT(%d) == %d: %s\n",
oldval, rv, (rv == 0) ? "PASSED" : "FAILED");
oldval = test;
rv = PR_ATOMIC_DECREMENT(&test);
result = result | ((rv == -1) ? 0 : 1);
PR_fprintf(
output, "PR_ATOMIC_DECREMENT(%d) == %d: %s\n",
oldval, rv, (rv == -1) ? "PASSED" : "FAILED");
/* set to a different value */
oldval = test = -2;
rv = PR_ATOMIC_SET(&test, 2);
result = result | (((rv == -2) && (test == 2)) ? 0 : 1);
PR_fprintf(
output, "PR_ATOMIC_SET(%d, %d) == %d: %s\n",
oldval, 2, rv, ((rv == -2) && (test == 2)) ? "PASSED" : "FAILED");
/* set to the same value */
oldval = test = -2;
rv = PR_ATOMIC_SET(&test, -2);
result = result | (((rv == -2) && (test == -2)) ? 0 : 1);
PR_fprintf(
output, "PR_ATOMIC_SET(%d, %d) == %d: %s\n",
oldval, -2, rv, ((rv == -2) && (test == -2)) ? "PASSED" : "FAILED");
PR_fprintf(
output, "Atomic operations test %s\n",
(result == 0) ? "PASSED" : "FAILED");
return result;
} /* main */
/* atomic.c */